Home / 188,717.19-260,511.44-134,908.89

Finding the Fourth Proportional to 188,717.19, 260,511.44 and 134,908.89

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Solution

The fourth proportional to 188,717.19, 260,511.44 and 134,908.89 is: 186,232.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,717.19 : 260,511.44 = 134,908.89 : x
  2. Step 2: Convert to fraction form
    188,717.19/260,511.44 = 134,908.89/x
  3. Step 3: Cross multiply
    188,717.19x = 260,511.44 × 134,908.89
  4. Step 4: Simplify right side
    188,717.19x = 35,145,309,202.70
  5. Step 5: Solve for x
    x = 35,145,309,202.70/188,717.19
  6. Step 6: Final answer
    x = 186,232.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.